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Finding the Third Proportional to 5,143,286 and 11,200,900

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Solution

The third proportional to 5,143,286 and 11,200,900 is: 24,392,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,286 : 11,200,900 = 11,200,900 : x
  2. Step 2: Convert to fraction form
    5,143,286/11,200,900 = 11,200,900/x
  3. Step 3: Cross multiply
    5,143,286x = 11,200,900 × 11,200,900
  4. Step 4: Simplify right side
    5,143,286x = 125,460,160,810,000
  5. Step 5: Solve for x
    x = 125,460,160,810,000/5,143,286
  6. Step 6: Final answer
    x = 24,392,997.16

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.